Dell S2421HN User Manual page 41

Icon Menu and
Submenus
Display
Aspect Ratio Select the image ratio between 16:9 (wide), 4:3, and 5:4.
Sharpness
Response
Time
Reset Display Restores the display settings to factory defaults.
Description
Use the Display menu to adjust image.
Dell 24/27 Monitor
Brightness/Contrast Aspect Ratio
Input Source Sharpness
Color Response Time
Reset Display
Display
Menu
Personalize
Others
Makes the image look sharper or softer.
Use or to adjust the sharpness from '0' to '100'.
Allows you to set the Response Time to Normal, Fast or
Extreme.
Wide 16:9
50
Normal
Operating the monitor | 41